Senior Network Engineer: Enterprise Networking & Security

Talent; City of Melbourne; On-site; AUD 110,000 - 140,000; Full time

Job summary

Talent is seeking an experienced Senior Network Engineer to support design, delivery, and operation of enterprise network infrastructure within a large, complex utility environment. You will join a high‑performing infrastructure team delivering upgrades, supporting critical systems, and driving network performance, security, and reliability across the organisation.

In this role you will design, configure, and support LAN, WAN, wireless, and firewall environments; manage Cisco routing, switching,

Qualifications

• 5+ years' experience in large enterprise networks.
• Hands-on Cisco routing, switching, and security expertise.
• Experience delivering enterprise network projects.
• Strong knowledge of firewalls, VPNs, and IDS/IPS concepts.

Responsibilities

• Design, configure, and support enterprise LAN, WAN, wireless, and firewall environments.
• Manage Cisco switching, routing, VPN, and network security technologies.
• Support network upgrades, migrations, and infrastructure improvement projects.
• Monitor network performance and troubleshoot complex connectivity issues.
• Work closely with infrastructure teams, vendors, and project stakeholders to deliver enterprise network solutions.
• Maintain network documentation, standards, and operational procedures.
• Provide technical support and act as an escalation point for complex network incidents.

Skills

Enterprise LAN/WAN design

Network troubleshooting

Stakeholder engagement

Network security concepts

Education

CCNA

CCNP

Tools

Cisco IOS

VPN technologies

Firewall technologies

Network monitoring tools

Job description

Talent is seeking an experienced Senior Network Engineer to support design, delivery, and operation of enterprise network infrastructure within a large, complex utility environment. You will join a high‑performing infrastructure team delivering upgrades, supporting critical systems, and driving network performance, security, and reliability across the organisation.

In this role you will design, configure, and support LAN, WAN, wireless, and firewall environments; manage Cisco routing, switching,